Thermal Energy

What is thermal energy?

• The sum of all the kinetic energy of the particles in a system.

• The average kinetic energy of the particles in a system.

• An invisible fluid that flows from warmer to colder objects.

• A fundamental building block of the universe.

If a glass of ocean water and the entire ocean are at the same temperature, which has more thermal energy?

• The glass of ocean water has more thermal energy.

• The entire ocean has more thermal energy.

• They have the same amount of thermal energy.

• Thermal energy is not applicable in this comparison.

What is temperature?

• The sum of all the kinetic energy of the particles in a system.

• The average kinetic energy of the particles in a system.

• The total amount of heat an object contains.

• A measure of how much potential energy is in a system.

What is heat?

• The average kinetic energy of particles in a system.

• The sum of all kinetic energy of particles in a system.

• Thermal energy that is transferred from a hotter system to a colder system.

• A type of invisible fluid that flows between objects.